From e61064949214b9eebdbf9faad58b71afd240ff15 Mon Sep 17 00:00:00 2001
From: Pavel Savara <pavel.savara@gmail.com>
Date: Thu, 4 Apr 2024 15:05:53 +0200
Subject: [PATCH] [browser][MT] fix void Main (#100629)

---
 .../Runtime/InteropServices/JavaScript/JSHostImplementation.cs | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/libraries/System.Runtime.InteropServices.JavaScript/src/System/Runtime/InteropServices/JavaScript/JSHostImplementation.cs b/src/libraries/System.Runtime.InteropServices.JavaScript/src/System/Runtime/InteropServices/JavaScript/JSHostImplementation.cs
index b62f347a00d05..f4653c5e35041 100644
--- a/src/libraries/System.Runtime.InteropServices.JavaScript/src/System/Runtime/InteropServices/JavaScript/JSHostImplementation.cs
+++ b/src/libraries/System.Runtime.InteropServices.JavaScript/src/System/Runtime/InteropServices/JavaScript/JSHostImplementation.cs
@@ -229,6 +229,9 @@ public static void LoadSatelliteAssembly(byte[] dllBytes)
                 if (method.ReturnType == typeof(void))
                 {
                     method.Invoke(null, argsToPass);
+#if FEATURE_WASM_MANAGED_THREADS
+                    result = Task.FromResult(0);
+#endif
                 }
                 else if (method.ReturnType == typeof(int))
                 {